going to be keeping a close eye on my home state of massachusetts where elizabeth warren and scott brown are facing off in another debate. this has become a nasty contest between these two candidates. >> excuse me. i'm not a student in your classroom. please let me respond, okay? thank you. >> the winner november could help determine which party controls the senate in 2013. >> we're going zoom in right here on the nation's capital. we'll stretch out the map and here is the big question. playoff baseball in washington. how are the nats going to do, candy? >> okay, john. you may have a magic wall but i have a crystal ball. the cardinals will beat the nats. those st. louis roots are hard to cut. they thrive there. i'm candy crowley, have a good week of baseball, politics, and anything else that catches your fancy. if you missed anything, head to itunes. "fareed zakaria gps" is next. for our viewers here in the united states.